[in-fuh n-tl-ahyz, -tahy-lahyz, in-fan-tl-ahyz]

verb (used with object), in·fan·til·ized, in·fan·til·iz·ing.

to keep in or reduce to an infantile state.
to treat or regard as infantile or immature.

Also especially British, in·fan·til·ise.

Origin of infantilize

1940–45; infantile + -ize, or by back formation from infantilization
Related formsin·fan·til·i·za·tion, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for infantilize

Contemporary Examples of infantilize

  • But somehow, over the years, sororities have come to infantilize the women they once sought to empower.

    The Daily Beast logo
    Frat Culture's Woman Problem

    Samantha Wishman

    April 22, 2011

  • Not only do these "gifts" raise tax issues, they also infantilize the senator and makes him look foolish.

    The Daily Beast logo
    GOP Plots Ensign's Ouster

    Margaret Carlson

    July 16, 2009